From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11121C4361B for ; Thu, 10 Dec 2020 13:05:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C432C23D39 for ; Thu, 10 Dec 2020 13:05:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732921AbgLJNFc (ORCPT ); Thu, 10 Dec 2020 08:05:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731240AbgLJNFX (ORCPT ); Thu, 10 Dec 2020 08:05:23 -0500 Received: from mail-lf1-x143.google.com (mail-lf1-x143.google.com [IPv6:2a00:1450:4864:20::143]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2C6DBC0613CF; Thu, 10 Dec 2020 05:04:43 -0800 (PST) Received: by mail-lf1-x143.google.com with SMTP id m25so8060936lfc.11; Thu, 10 Dec 2020 05:04:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=edwMuXvWjFR+A9x6xevAZ7MMKuEj255nvCx/HiHssnU=; b=utmvGq3waWEkeFYCjtru982P+/BJ67a5BVoeHkVJwLe5Zvz1FAtE8u2/1lWReXQzr0 fMgl8i4rex4z5jRRt7TIgIjQMD3eHqX0hHkivv6vuRRhMVbLz8RJS1cuqOVrtr+hTBWU BhMqedG7TPIGbaav4yVcXdokhqX+CxDd53pD5719voeADfdGBK3p0Ukqykr6XhK8JKVW jgoBzsDgHFDKBYCHotSIo0tId7IAYCcyLk+OYCsTdIoqvuuwKH4LIoNC2Ol+Gykh7CXb Y2SNTcq+0O3fP+Eoz0tt13dB13rLpriWETLXOX7yU2BUVuRWdi67m6eFitq32t9G2Kbv +CmQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=edwMuXvWjFR+A9x6xevAZ7MMKuEj255nvCx/HiHssnU=; b=Ab4EA5SwHO9nKusx5cAvf3EYxXEz4iOfH3mEfeX5QkGoefD66MzETWXd9FmGyO6fyL 6LPuiis7m1tcH20KVL0Ttdk8EWvxqSjQN57vDy8HWZT35OkyUfaBPSxd6ntGOb0pNFE/ +t/1IzKFI67mRFkWN20FvYP6nbRpWJ6LMTO5Z2iyRovC1tYGYosL/Oh9qZj9xX7X/l3K 5AwB3ssyl/kRyn6u6yOP9DusIoefp1XRF9D7S8Oo2tniDoqsWHonF5wxUMda1BFY9hzI I3gOm+0lydVT1QFPh7Lhb0djIOX6cKTevIRPN8/vEpYlOAT/hqQ/V0uU6Z4MTUVuU9vq KFRg== X-Gm-Message-State: AOAM530eeBgYSFQYbrLZ6j1H0S6DWy2Uw0IOZp85CYJRzy9yFb5NXeCS w+bbP2orWQF0voN+7EzXuZUGlUjxOzvopw== X-Google-Smtp-Source: ABdhPJxIO0D3RjVCncNMjWR9qNQ4fnH0e6eY9D3/Zs9oEnvQsSp/jyJ4XBfsR8lsLkq2yI2pf2oFkg== X-Received: by 2002:a19:6e4c:: with SMTP id q12mr2787021lfk.162.1607605481666; Thu, 10 Dec 2020 05:04:41 -0800 (PST) Received: from pc638.lan (h5ef52e3d.seluork.dyn.perspektivbredband.net. [94.245.46.61]) by smtp.gmail.com with ESMTPSA id e26sm512373lfj.21.2020.12.10.05.04.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Dec 2020 05:04:40 -0800 (PST) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Thu, 10 Dec 2020 14:04:39 +0100 To: "Paul E. McKenney" Cc: "Uladzislau Rezki (Sony)" , LKML , RCU , Michael Ellerman , Andrew Morton , Daniel Axtens , Frederic Weisbecker , Neeraj Upadhyay , Joel Fernandes , Peter Zijlstra , Michal Hocko , Thomas Gleixner , "Theodore Y . Ts'o" , Sebastian Andrzej Siewior , Oleksiy Avramchenko Subject: Re: [PATCH 1/2] rcu-tasks: move RCU-tasks initialization out of core_initcall() Message-ID: <20201210130439.GA1883@pc638.lan> References: <20201209202732.5896-1-urezki@gmail.com> <20201210032613.GS2657@paulmck-ThinkPad-P72> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201210032613.GS2657@paulmck-ThinkPad-P72> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org On Wed, Dec 09, 2020 at 07:26:13PM -0800, Paul E. McKenney wrote: > On Wed, Dec 09, 2020 at 09:27:31PM +0100, Uladzislau Rezki (Sony) wrote: > > Initialize the RCU-tasks earlier, before *_initcall() callbacks are > > invoked. Do it after the workqueue subsytem is up and running. That > > gives us a possibility to make use of synchronize_rcu_tasks*() wait > > API in early_initcall() callbacks. > > > > Fixes: 36dadef23fcc ("kprobes: Init kprobes in early_initcall") > > Signed-off-by: Uladzislau Rezki (Sony) > > Thank you! I have queued both with the usual editing, so please > check and let me know if I messed something up. > Thanks! Will have a look at editing. -- Vlad Rezki